| One Week | Three Month | One Year | Five Year | Full Range | Min | Mean | Max |
|---|
Delta/Yr below is a slope of the linear fitting over the data of the period. Delta/Yr/Yr is a slope of the liner fitting over the devivative data of the period. Slope listed on a linked plot is the slope computed on the last few periods of the data to show the direction of the trend, and different from that of Delta/Yr.
| MSID | Mean | RMS | Delta/Yr | Delta/Yr/Yr | Unit | Description | Limit Violation | |
|---|---|---|---|---|---|---|---|---|
| ai1ax1x | on | -9.936e-04 | 4.103e-04 | -0.01 +/- 0.17 | -(1.18+/-1.90)e-4 | DEG/S | IRU-1 AXIS 1X ANALOG RATE | No Violation | off | -0.004 | 3.269e-04 | -3.88 +/- 0.22 | 0.00 +/- 0.00 | No Violation |
| ai1ax1y | on | -0.001 | 4.121e-04 | -0.01 +/- 0.17 | -(1.30+/-15.97)e-5 | DEG/S | IRU-1 AXIS 1Y ANALOG RATE | No Violation | off | -0.004 | 3.285e-04 | -3.91 +/- 0.22 | (3.48+/-7.26)e-4 | No Violation |
| ai1ax2x | on | -5.230e-04 | 4.112e-04 | -0.01 +/- 0.17 | (8.69+/-28.06)e-5 | DEG/S | IRU-1 AXIS 2X ANALOG RATE | No Violation | off | -0.004 | 3.274e-04 | -3.89 +/- 0.22 | (7.41+/-9.58)e-4 | No Violation |
| ai1ax2y | on | -5.095e-04 | 4.131e-04 | -0.01 +/- 0.17 | (9.36+/-21.49)e-5 | DEG/S | IRU-1 AXIS 2Y ANALOG RATE | No Violation | off | -0.004 | 3.281e-04 | -3.91 +/- 0.22 | (5.07+/-7.51)e-4 | No Violation |
| ai2ax1x | on | 0.001 | 2.083e-04 | -0.01 +/- 0.14 | (1.69+/-1.68)e-4 | DEG/S | IRU-2 AXIS 1X ANALOG RATE | No Violation | off | 0.004 | 0.003 | -3.72 +/- 0.21 | -(5.27+/-160.20)e-4 | No Violation |
| ai2ax1y | on | 0.001 | 2.104e-04 | -0.01 +/- 0.14 | (4.15+/-16.55)e-5 | DEG/S | IRU-2 AXIS 1Y ANALOG RATE | No Violation | off | 6.649e-04 | 0.003 | -3.72 +/- 0.21 | -0.00 +/- 0.02 | No Violation |
| ai2ax2x | on | 0.001 | 2.098e-04 | -0.01 +/- 0.14 | (1.19+/-1.88)e-4 | DEG/S | IRU-2 AXIS 2X ANALOG RATE | No Violation | off | 0.002 | 0.003 | -3.72 +/- 0.21 | -0.00 +/- 0.01 | No Violation |
| ai2ax2y | on | 0.001 | 2.103e-04 | -0.01 +/- 0.14 | (7.63+/-12.22)e-5 | DEG/S | IRU-2 AXIS 2Y ANALOG RATE | No Violation | off | 9.068e-04 | 0.003 | -3.72 +/- 0.21 | -0.00 +/- 0.02 | No Violation |
| aoalpang | -0.380 | 0.016 | -13.09 +/- 13.81 | 0.37 +/- 0.37 | DEG | FSS ALPHA ANGLE MEAS | No Violation | |
| aoattqt1 | -6.529e-04 | 4.359e-04 | 0.02 +/- 0.36 | -0.00 +/- 0.01 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 1 (ECI) | No Violation | |
| aoattqt2 | -0.002 | 4.865e-04 | -0.03 +/- 0.41 | 0.01 +/- 0.01 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 2 (ECI) | No Violation | |
| aoattqt3 | 3.049e-05 | 4.355e-04 | -0.04 +/- 0.36 | 0.00 +/- 0.01 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 3 (ECI) | No Violation | |
| aoattqt4 | -4.779e-04 | 2.228e-04 | 0.42 +/- 0.19 | 0.00 +/- 0.01 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 4 (ECI) | No Violation | |
| aobetang | -0.160 | 0.025 | -17.17 +/- 20.62 | -0.26 +/- 0.54 | DEG | FSS BETA ANGLE MEAS | No Violation | |
| aocmdqt1 | -394.555 | 596.908 | (4.95+/-500.30)e3 | -0.00 +/- 0.01 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 1 | No Violation | |
| aocmdqt2 | -0.002 | 4.864e-04 | -0.03 +/- 0.41 | 0.01 +/- 0.01 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 2 | No Violation | |
| aocmdqt3 | -666.917 | 372.158 | (2.99+/-312.00)e3 | -0.00 +/- 0.01 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 3 | No Violation | |
| aoscpos1 | 1.289e+03 | 34.254 | (1.25+/-30.52)e3 | -6.99 +/- 189.77 | KM | SPACECRAFT POSITION VECTOR X (ECI FRAME) | No Violation | |
| aoscpos2 | -1.328e+03 | 59.533 | -(4.01+/-5.10)e4 | -(7.71+/-2.91)e2 | KM | SPACECRAFT POSITION VECTOR Y (ECI FRAME) | No Violation | |
| aoscpos3 | 566.194 | 40.621 | (6.76+/-3.44)e4 | (2.53+/-2.36)e2 | KM | SPACECRAFT POSITION VECTOR Z (ECI FRAME) | No Violation | |
| aoscvel1 | 2.112e-04 | 7.228e-04 | (1.52+/-6060.00)e-4 | 0.01 +/- 0.01 | KMPS | SPACECRAFT VELOCITY VECTOR X ECI FRAME) | No Violation | |
| aoscvel2 | 0.001 | 0.001 | 0.01 +/- 0.91 | -0.02 +/- 0.01 | KMPS | SPACECRAFT VELOCITY VECTOR Y (ECI FRAME) | No Violation | |
| aoscvel3 | -9.915e-04 | 0.001 | -0.01 +/- 0.89 | 0.01 +/- 0.01 | KMPS | SPACECRAFT VELOCITY VECTOR Z (ECI FRAME) | No Violation | |
| aosunec1 | 0.003 | 8.427e-04 | 0.00 +/- 0.71 | -0.01 +/- 0.01 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN X (ECI FRAME) | No Violation | |
| aosunec2 | 0.001 | 7.734e-04 | 0.02 +/- 0.65 | 0.01 +/- 0.01 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Y (ECI FRAME) | No Violation | |
| aosunec3 | 5.664e-04 | 3.355e-04 | 0.01 +/- 0.28 | 0.01 +/- 0.00 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Z (ECI FRAME) | No Violation | |
| aosunsa1 | -2.429e-04 | 1.034e-05 | -0.00 +/- 0.01 | -(6.76+/-14.48)e-5 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME X | No Violation | |
| aosunsa2 | 2.850e-04 | 2.157e-05 | 0.00 +/- 0.02 | -(1.97+/-4.88)e-4 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Y | No Violation | |
| aosunsa3 | 3.197e-06 | 6.125e-06 | -1.00 +/- 0.01 | (2.99+/-3.29)e-5 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Z | No Violation | |
| aotarqt1 | -5.828e-04 | 4.348e-04 | 0.02 +/- 0.36 | -0.01 +/- 0.01 | na | TARGET ATTITUDE QUATERNION ELEMENT 1 | No Violation | |
| aotarqt2 | -0.002 | 4.853e-04 | -0.03 +/- 0.41 | 0.00 +/- 0.01 | na | TARGET ATTITUDE QUATERNION ELEMENT 2 | No Violation | |
| aotarqt3 | 4.762e-05 | 4.348e-04 | -0.04 +/- 0.36 | 0.00 +/- 0.01 | na | TARGET ATTITUDE QUATERNION ELEMENT 3 | No Violation |
If you have any questions, please contact
swolk@cfa.harvard.edu.
Data Updated: Jul 21, 2026
Last Site Modification: Sep 30, 2021